After swiping your card, if the “please wait” screen doesn’t disappear after 3-5 seconds, you will need to perform a “soft reset” to refresh the screen.
![Constant Green Bar… Constant Green Bar…](https://www.ucl.ac.uk/isd/sites/isd/files/styles/medium_image/public/migrated-images/constant-green-bar.png?itok=nIU1s8OI)
Please press the hard yellow button twice, a prompt will ask you to confirm, after confirming you should be able to logon to the device.
![Xerox Yellow Button… Xerox Yellow Button…](https://www.ucl.ac.uk/isd/sites/isd/files/styles/medium_image/public/migrated-images/xerox-yellow-button.jpg?itok=2YVN2ZHz)